RFR (S) 8144518: ClassVerboseTest crashes on Windows

[Coleen Phillimore]

I should have also sent this to hotspot-dev, since Bytecode_tableswitch 
is used by the compiler ci code.
thanks,
Coleen


On 1/17/17 1:49 PM, Coleen Phillimore wrote:
> Summary: simplify Bytecode_tableswitch code so windows doesn't 
> generate bad code for it.
>
> open webrev at http://cr.openjdk.java.net/~coleenp/8144518.01/webrev
> bug link https://bugs.openjdk.java.net/browse/JDK-8144518
>
> Verified generated code does not have sign extended value that is 
> subtracted, giving the wrong offset.  Ran all rbt nightly tests. Ran 
> some -Xcomp tests.
>
> See more info in bug https://bugs.openjdk.java.net/browse/JDK-8171968
>
> Thanks,
> Coleen
>
>